diff --git a/utils/start.sh b/utils/start.sh
new file mode 100755
index 0000000..0fa9e79
--- /dev/null
+++ b/utils/start.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+#
+# Call from a docker host to build and start CDB.
+#
+
+sudo docker-compose up --build -d --scale worker=2
diff --git a/utils/update.sh b/utils/update.sh
new file mode 100755
index 0000000..97e2593
--- /dev/null
+++ b/utils/update.sh
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+#
+# Call from a docker host to rebuild and update running instances of CDB.
+#
+
+sudo docker-compose build app
+sudo docker-compose build worker
+
+sudo docker-compose up --no-deps -d app
+sudo docker-compose up --no-deps --scale worker=2 -d worker